The most immutable barrier in nature is between one man's thoughts and another's.

An act has no ethical quality whatever unless it be chosen out of several all equally possible.

The 'I think' which Kant said must be able to accompany all my objects, is the 'I breathe' which actually does accompany them.

When you have broken the reality into concepts you never can reconstruct it in its wholeness.

The deepest human need is the need to be appreciated.

'Pure experience' is the name I gave to the immediate flux of life which furnishes the material to our later reflection with its conceptual categories.

The worst thing that can happen to a good teacher is to get a bad conscience about her profession because she feels herself hopeless as a psychologist.